Answer: A method by which some animal embryos develop is called schizocoely (adjective forms: schizocoelous or schizocoelic). When secondary bodily cavities (coeloms) are created by breaking a solid mass of mesodermal embryonic tissue, the schizocoely process takes place.
Answer:
Schizocoelom: It is present in the protostomes. The body cavity or coelom originates from the splitting of the mesoderm. One part attaches to ectoderm and the other surrounds the endoderm. The space between them develops into the coelom. The blastopore forms the mouth. Examples of schizocoelous animals are Annelida, Arthropoda and Mollusca. In Arthropoda and Mollusca the coelom is filled by blood and is known as Haemocoel.
which statement describes a characteristic of independent assortment
The correct response is D. Independent assortment does not depend on the arrangement of tetrads during meiosis to determine which chromosomes daughter cells get.
What is chromosome?Chromosomes are components of a cell's nucleus that house the genetic material, or genes, that make up an organism. DNA (deoxyribonucleic acid) and proteins make up chromosomes, which are in charge of passing genetic information from one generation to the next during cell division.
Genetic differences between siblings originate from various chromosomal combinations from one parent. Independent assortment, which occurs during meiosis, is the random division and distribution of homologous chromosomes. It produces genetically varied gametes with various arrangements of maternal and paternal chromosomes. This indicates that the chances of each gamete obtaining either the maternal or paternal copy of a specific chromosome are equal.
This indicates that the chances of each gamete obtaining either the maternal or paternal copy of a specific chromosome are equal. Siblings may therefore have various chromosomal combinations that they inherit from their parents, resulting in genetic diversity.
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Which store holds the largest amount of freshwater?
a) Cryospheric stores
b) Oceanic stores
c) Atmospheric water stores
d) Groundwater stores
Answer:
About three-quarters of Earth's freshwater is stored in glaciers. Therefore, glacier ice is the second largest reservoir of water on Earth and the largest reservoir of freshwater on Earth!
Explanation:
The first is the cryosphere which represents about 68.5% of all fresh water on Earth, primarily stored in ice sheets and glaciers.Cryospheric stores the maximum amount of freshwater. Therefore, option A is correct.
How cryospheric stores hold the largest amount of freshwater?The cryosphere is part of the Earth's surface where water is in its solid forms, such as snow, ice caps, and glaciers. Although the cryosphere makes up only a small portion of the Earth's water supply, it holds the largest amount of freshwater in the world.
One reason for this is that the ice sheets in Antarctica and Greenland contain a significant amount of freshwater.
In fact, it is estimated that the Antarctic ice sheet alone contains about 70% of the world's freshwater. Similarly, glaciers and ice caps around the world also hold large amounts of freshwater. Therefore, option A is correct.
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I need help please. Answering the question is helpful
Answer:
Explanation:
b
list below the communities found during primary succession starting with pioneer species and ending at climax community
Explanation:
Image result for list below the communities found during primary succession starting with pioneer species and ending at climax community
The labels I-VII represent the different stages of primary succession. I-bare rocks, II-pioneers (mosses, lichen, algae, fungi), III-annual herbaceous plants, IV-perennial herbaceous plants and grasses, V-shrubs, VI-shade intolerant trees, VII-shade tolerant trees.
What would happen if ligase were absent?
DNA ligase is involved in DNA repair, DNA replication. They are also involved in crossover in meiosis in eukaryotes and in recombination processes in mammals that ensure the diversity of the immune system. DNA ligase enzyme is used in recombinant DNA applications in molecular biology laboratories..good luck...
explain how a bacterial cell can be genetically modified to glow in the dark.
The process of genetically modifying a bacterial cell to produce a glowing effect is called genetic transformation.
How does genetic transformation work?This is usually achieved through the insertion of a foreign piece of DNA, such as a gene for bioluminescence, into the bacterial cell's genetic material.
One common method for introducing new DNA into bacterial cells is through a process called electroporation. This involves briefly exposing the cells to an electrical pulse, which temporarily disrupts the cell membrane and allows the foreign DNA to enter.
Once the foreign DNA has been incorporated into the bacterial cell's genome, it can be expressed and translated into a protein that produces the glowing effect. In the case of bioluminescence, the gene for the bioluminescent protein is expressed, leading to the production of the protein that emits light.
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Imagine bacteria being able to divide every hour. After 1 hour there would be 2 bacteria. After 2 hours there would be 4 bacteria. After 24 hours there would be 16 million bacteria. If there is nothing there to limit to growth, the bacteria would continue to grow at a rapid rate. The following example represents which type of growth? A. Stationary growth B. Exponential growth C. Logistic growth D. Meiosis
Exponential (Log) Phase: Bacterial cells move into the exponential and log phase after the lag phase. The cells are currently dividing via binary fission and multiplying by two after each generation.
Correct option is. B.
What type of bacteria grows the fastest?For instance, the generation time for the fastest-growing bacterium, Clostridium perfringens, is approximately 10 minutes; for the fastest-doubling bacterium, Escherichia coli, the generation time is 20 minutes; and for the slowest-growing bacterium, Mycobacterium tuberculosis, the generation time is between 12 and 16 hours.
What is the average rate of bacterial growth?In ideal conditions, Coli can double their population in 20 minutes, demonstrating the astounding rates of reproduction that bacteria are capable of. This means that in the lab, very large population numbers can be reached in a matter of hours; investigations in the lab frequently use population densities of around 109 cells per milliliter of culture medium.
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Negative feedback is most like _____.
Answer: which analogy in your home or likely to cause disease
Explanation:
Why does the 3rd step of cellular respiration generate so much more ATP than the first 2 steps combined? a. because oxygen is involved b. because a concentration gradient is created c. because the sugar is decarboxylated d. all of the above
All of these factors contribute to the high ATP yield of the electron transport chain.The correct answer is d. all of the above.
What is an electron transport?
The third step of cellular respiration is the electron transport chain, which takes place in the mitochondria and generates a large amount of ATP. The reasons why it generates so much more ATP than the first two steps combined (glycolysis and the Krebs cycle) are:
a. Oxygen is involved - the electron transport chain uses oxygen as the final electron acceptor, which allows for the transfer of electrons to occur more efficiently and generates a larger proton gradient.
b. A concentration gradient is created - as electrons move down the electron transport chain, protons are pumped across the inner mitochondrial membrane, creating a concentration gradient of protons. This gradient can be used by ATP synthase to generate ATP.
c. The sugar is decarboxylated - during the Krebs cycle, carbon dioxide is released as a byproduct, which reduces the amount of energy that can be extracted from glucose.
All of these factors contribute to the high ATP yield of the electron transport chain.
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Identify the power house of a cell.
Answer:
mitocondria
Explanation:
DNA renaturation (hybridization) can be used to:
Question 8 options:
a) None of the other answer options is correct.
b) cleave long fragments of DNA into smaller fragments for analysis.
c) determine the degree of similarity between two DNA samples.
d) amplify small samples of DNA by replicating them.
e) determine the nucleotide sequence of a DNA strand.
Answer:
The answer is C
Explanation:
Ace This :)
8. Metamorphic rocks are created through a change in the rock's original structure.
A. What are three types of change that occur in the process of metamorphism? (3 points)
B. What happens to the rock structure during each of type of change? (6 points)
Answer:
A. Three types of changes that occur in the process of metamorphism are: 1. Pressure: When rocks are subjected to high pressure, they can change form without melting. This is called pressure metamorphism. 2. Temperature: If rocks are heated to high temperatures, they can change form without melting. This is called thermal metamorphism. 3. Chemical changes: Rocks can undergo chemical changes due to the introduction of fluids. This is called hydrothermal metamorphism. B. During pressure metamorphism, the rock structure changes due to the pressure, causing minerals to reorient themselves and form new minerals. During thermal metamorphism, the rock structure changes due to the heat, causing minerals to recrystallize and form new minerals. During hydrothermal metamorphism, the rock structure changes due to the introduction of fluids, which can cause new minerals to form and old minerals to dissolve.
How do prokaryotes evolve so fast? Give two reasons and explain them. I am looking for a short paragraph of 3-5 sentences.
Answer:
1.Because of the speed of bacterial cell division,
2.Prokaryotes can extremely adapt to a new or harsh environment...
How could a garden store owner determine what light conditions are needed for a particular flowering plant to bloom?
Even though a plant may be able to endure low light levels for growing, more light may be needed to encourage thick foliage and flowering.
A garden shop owner could ascertain the quantity and quality of natural light in their area to ascertain the lighting requirements for a specific flowering plant to bloom.
After that, users can select plants whose lighting needs match those of their indoor environment.
How does photosynthesis work?
Green plants and certain other species use photosynthesis, a process that uses sunlight and chlorophyll to create food.
Describe chlorophyll.
The majority of plants, algae, and cyanobacteria have the green pigment called chlorophyll. It is crucial to the process of photosynthesis, which is how plants turn light energy into chemical energy.
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5. How did animals become trapped in the La Brea Tar Pits?
The La Brea Tar Pits are naturally occurring asphalt seeps located in Los Angeles, California.
The tar pits were formed when crude oil deposits seeped to the surface through fissures in the Earth's crust. The asphalt would then trap any animals that came into contact with it.
As the animals struggled to free themselves, they would sink further into the asphalt and become completely trapped. The La Brea Tar Pits have been an important site for paleontologists because the asphalt preserved the bones of animals that were trapped there over thousands of years, providing a unique glimpse into the prehistoric ecosystem of the region.
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Oligosaccharides are:
a. Classified as a chain of three-twenty carbons and are responsible for signaling.
b. None of the above.
Oc. Classified into either five or six carbon rings, usually responsible for the structure.
d. Classified as a chain of twenty-one carbon chains to several hundreds carbon long chains, usually used for
structure or storage.
Oligosaccharides are none of the above which is option B.
Oligosaccharides explained.Oligosaccharides are carbohydrates that consist of a short chain of simple sugar molecules (monosaccharides) linked together by chemical bonds called glycosidic linkages. They are typically composed of 3 to 10 monosaccharide units, and are sometimes referred to as "oligos" for short.
Oligosaccharides are found in a wide range of natural sources, including plants, animals, and microorganisms. They play important roles in many biological processes, such as cell-cell recognition, signaling, and as a source of energy.
Oligosaccharides are a type of carbohydrate that consists of a relatively small number of monosaccharide units (usually 3-10). They can be classified based on the type of monosaccharide units they contain, and the way in which these units are linked together. Oligosaccharides are important in many biological processes, including cell-cell recognition, signaling, and as a source of energy.
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If all of the prairie dogs were removed, how do you think the prairie ecosystem would be affected?
The structure and operation of the grassland ecosystem would be significantly impacted if all prairie dogs were eliminated.
As prairie dogs are a keystone species, their influence on the environment is disproportionately great compared to how common they are. The following are some possible outcomes of their removal:
Lack of burrowing activity: Prairie dogs are noted for their considerable burrowing, which digs out intricate subterranean tunnels that serve as homes for a variety of other animals, including burrowing owls, snakes, and insects.A diversified plant ecosystem may be maintained by prairie dogs, who graze on a range of grasses and other plants.Prairie dogs dig huge networks of burrows that aerate the soil and improve water penetration in order to combat soil compaction and erosion.Changes in predator populations: Several predators, including coyotes, foxes, and raptors, depend on prairie dogs as a source of food.learn more about prairie dogs,
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BIOLOGY ASSIGNMENT TITLE
Binary fission produces daughter cells that do not have an exact replica of parental DNA is not a true statement about binary fission.
option A.
What is binary fission?Binary fission is a method of asexual reproduction used by bacteria and archaea, in which a single cell divides into two identical daughter cells. During binary fission, the cell's DNA replicates, and the two copies move to opposite ends of the cell.
The cell then elongates and eventually divides into two identical daughter cells, each with an exact replica of the parental DNA. Binary fission is a rapid and efficient way for bacteria and archaea to reproduce and is responsible for the exponential growth of bacterial populations.
Thus, in binary fission, the parental DNA replicates, and the two copies separate to opposite ends of the cell. The cell then elongates and eventually splits into two identical daughter cells, each with an exact replica of the parental DNA. Therefore, option A is not true.
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Answer the following questions.
2. Name three plants that reproduce through stem cuttings?
Answer:
Mint: Mint is an herb that is commonly grown for its aromatic leaves, which are used in cooking and tea. It is easy to propagate from stem cuttings, which can be taken in the spring or summer.
Spider plant: Spider plants are popular houseplants that are known for their long, thin leaves that dangle from the stem like spiders. They are easy to propagate from stem cuttings, which can be taken in the spring or fall.
Rosemary: Rosemary is an herb that is commonly used in cooking and has a fragrant, pine-like aroma. It can be propagated from stem cuttings taken in the summer or fall. Rosemary cuttings should be taken from new growth that is still green and not yet woody.
Question 20 of 25
Which shows a monosaccharide?
( А.
B.
H2C-0
1.
HC-O'
D.
насточтового
ННННН
||||т
С. Н-с-с-с-с-с-н
||||т
ННННН
CH₂OH
ОН
ОН
-О ОН
ОН
12
15
This bio molecule is mostly directly responsible for
The structural layers of Earth (lithosphere, asthenosphere, etc.) are determined by which of the following?
Question
A. What they look like
B. What they sound like
C. Their physical properties
D. When they were discovered
Answer:
C. Their physical properties
Explanation:
layers:
(inside the earth)
Inner Core solid iron nickel hot 5,200°C.
Outer Core liquid layer iron nickel hot 5,000°C.
D''' Layer 2 layers, inside mantle, weird seismic waves.
Lower Mantle silicon, oxygen, magnesium iron 3700°C.
Upper Mantle silicon, oxygen, magnesium, and iron 2,200°C.
Mohorovičić Discontinuity (Moho) crust & mantle meet, and it has a sudden change in how seismic waves travel due to the difference in the density and composition of the crust and the mantle.
Crust outside layer thinnest &coolest lighter elements oxygen, silicon, and aluminum 400°C.
(outside the earth)
For this assignment, you will choose 1 of the 3 main areas of the brain and explain how the functions of the human body could be affected if that part of the brain was injured and not functioning properly. Please respond in complete sentences and be sure to include at least 2 effects.
Brain Stem The limbic system is situated above the brain stem. It controls crucial bodily processes like breathing, pulse, and blood pressure.
Three primary sections make up the brain:
Your cerebrum occupies the majority of your skull. It is engaged in thinking, feeling, problem-solving, and knowledge recall.At the rear of your head, beneath the cerebrum, is where your cerebellum is situated. It controls coordination and balance.The brain stem is situated beneath your cerebrum, in front of your cerebellum.The frontal lobes control movement, decision-making, and problem-solving abilities. The parietal lobes are in charge of sensation, posture, and handwriting. The temporal lobes control both hearing and memory.The visual processing system of the brain is located in the occipital lobes.
Each lobe is in charge of a particular duty. The frontal lobe is responsible for problem-solving, motor control, sentence construction, and personality traits. Processing of visual images is a function of the occipital lobe. The temporal lobe has a role in memory development, language acquisition, and hearing.
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What criteria would you use to define success when designing a solution to these problems?
The effects of sigma, time, cost, and other factors. The amount of production improvement that a solution can produce is measured by its sigma impact.
In chemistry, why is there a solution?When two chemicals, known as a solvent and a solute, are combined, a solution results. Solution is the result of the union of the solute and solvent. They frequently involve the dilution of one material into another, such when salt is dissolved in water.
What is a brief explanation of a solution?A homogenous mixture from one or maybe more solutes that have been dissolved in a solvent is known as a solution. The material that a solute dissolves in to create a homogenous mixture is known as a solvent. The component that dissolves in a solvent to create a homogenous mixture is known as a solute.
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Question 10 (1 point)
Jasmeen watches lots of telenovelas. She admires the way the women in the shows look, but it bothers her that none of these women look like her. Jasmeen feels fat, and when a woman character in her favorite shows is supposed to fat, to Jasmeen she looks only slightly less skinny than the other actresses. Jasmeen has complained to her brother Amal about this. What is the BEST comment Amal could make to Jasmeen about her telenovelas?
Question 10 options:
"All those shows are ridiculous, and you should stop watching them."
"In the real world, plenty of women look like you and are happy."
"The women in those shows look that way to be admired by men."
"If you want to look like those women, you'd better make some changes."
Question 11 (1 point)
When alcohol's toxic effects prevent your body from producing an important chemical called adenosine triphosphate (ATP). What might this interfere with?
Question 11 options:
heart function
muscle development
respiration
stimulation
Question 12 (1 point)
What is the BEST way to release dopamine?
Question 12 options:
drinking alcohol
taking stimulant drugs
eating processed food
getting exercise
Question 13 (1 point)
At which age do children begin to compare themselves to others, focusing on clothing and hair?
Question 13 options:
two years old
four years old
five years old
six years old
Question 14 (1 point)
Emily is shorter than many of the other girls her age. This never bothered her before, but now it's something she notices often. What MOST likely is Emily's educational level?
Question 14 options:
kindergarten
elementary school
high school
college or university
Question 15 (1 point)
Many harmful drugs release dopamine, which can cause them to become:
Question 15 options:
addictive.
unpleasant.
depressants.
safe.
ANSWER FAST PLEASE!!!
(Just a tip: If you want people to answer quicker, consider raising the amount of points you spend.)
What is the BEST comment Amal could make to Jasmeen about her telenovelas?B. In the real world, plenty of women look like you and are happy.
What might this interfere with?C. respiration
What is the BEST way to release dopamine?D. getting exercise
At which age do children begin to compare themselves to others, focusing on clothing and hair?B. four years old
What MOST likely is Emily's educational level?B. elementary school
Many harmful drugs release dopamine, which can cause them to become:A. addictive
28. What disease would result if you were lacking hydroxyapatite in your bones?
Select one:
a. Calcium homeostasis
Ob. Anemia
c. Hypercalcemia
Od. Rickets
e. Ectopic assification
The disease that would result if one was lacking hydroxyapatite in the bones is Rickets (option D)
What is Hydroxyapatite?Hydroxyapatite is a mineral form of calcium and phosphate that is the main component of bone. Without hydroxyapatite, bones become weak and brittle, and a person may develop rickets. Rickets is a disease that primarily affects children and is characterized by a softening and weakening of the bones, which can lead to deformities and fractures.
What is Rickets?Rickets is a disorder that primarily affects children and is caused by a deficiency of vitamin D, calcium, or phosphate. Vitamin D is important for the absorption of calcium and phosphate from the diet, and a deficiency of this vitamin can lead to a failure of mineralization of the bones, resulting in soft and weak bones.
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3. If you want to observe a strand of hair, which of the following should you do first?
A.Cover the microscope.
B.Adjust the mirror
C.Look through the eyepiece
D.Place the hair on a glass slide
Answer:
The first step to observe a strand of hair is (D) to place the hair on a glass slide.
The effect that occurs during the process of muscle contraction
The act of contracting a muscle has various impacts. The length of the muscle fibres first contracts, creating force and movement.
Which action takes place when a muscle contracts?Hypothesis of Sliding Filaments for Muscle Contraction Actin and myosin protein filaments within the skeletal muscle fibre move past one another to produce a contraction after the muscle fibre is triggered by the motor neuron. The most generally recognised idea for how this happens is the sliding filament theory.
What three muscular contractions are there?Concentric, isometric, and eccentric muscular contractions are the three different types. Given that the length of the sarcomere grows during eccentric contraction, the term "contraction" may be a little deceptive.
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How many changes would be needed in the base parts would be needed to specify the substitution of amino acids in a polypeptide chain that is 146 amino acids long?
In this case, 46 changes would be needed because there are 146 amino acids in the chain. This is because each residue is made up of 3 base parts.
If only one residue is changed in a chain, all of its three base parts must be changed as well.
Therefore, 146 changes would be needed to specify the substitution of amino acids in a poly-peptide chain that is 146 amino acids long.
________ Data includes descriptions, observations, and explanations.
Answer: Scientific
Explanation: Scientific Data includes descriptions, observations, and explanations.